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usr/local/lswsbak/docs/ja-JP/Servlet_Context.html��0000644��00000043620�15030565235�0015775 0��ustar�00��<!DOCTYPE html> <head> <meta charset="utf-8" /> <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" /> <title>Open LiteSpeed Web Serverユーザーズマニュアル - サーブレットコンテキスト</title> <meta name="description" content="Open LiteSpeed Web Serverユーザーズマニュアル - サーブレットコンテキスト." /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <meta name="robots" content="noindex"> <link rel="shortcut icon" href="../img/favicon.ico" /> <link rel="stylesheet" type="text/css" href="../css/hdoc.css"> </head> <body> <div class="pagewrapper clearfix"><aside class="sidetree ls-col-1-5"> <figure> <img src="../img/ols_logo.svg" alt="openlitespeed logo" width="150px"/> </figure> <h3 class="ls-text-thin">OpenLiteSpeed Web Server <a href="index.html"> ユーザーズマニュアル</a></h3> <h5 class="ls-text-muted">Version 1.8  — Rev. 0</h5> <hr/> <div> <ul> <li><a href="license.html">ライセンス</a></li> <li><a href="intro.html">はじめに</a></li> <li><a href="install.html">インストール</a></li> <li> <a href="admin.html">管理</a> <ul class="level2"> <li><a href="ServerStat_Help.html">サービスマネージャ</a></li> <li><a href="Real_Time_Stats_Help.html">Real-Time Stats</a></li> </ul> </li> <li><a href="security.html">セキュリティ</a></li> <li><a href="config.html">設定</a> <ul class="level2"> <li><a href="ServGeneral_Help.html">サーバー全般</a></li> <li><a href="ServLog_Help.html">サーバーログ</a></li> <li><a href="ServTuning_Help.html">サーバーのチューニング</a></li> <li><a href="ServSecurity_Help.html">サーバーのセキュリティ</a></li> <li><a href="ExtApp_Help.html">外部アプリ</a></li> <ul class="level3"> <li><a href="External_FCGI.html">Fast CGIアプリ</a></li> <li><a href="External_FCGI_Auth.html">Fast CGIオーソライザー</a></li> <li><a href="External_LSAPI.html">LSAPIアプリ</a></li> <li><a href="External_Servlet.html">サーブレットエンジン</a></li> <li><a href="External_WS.html">Webサーバー</a></li> <li><a href="External_PL.html">パイプロガー</a></li> <li><a href="External_LB.html">ロードバランサ</a></li> </ul> <li><a href="ScriptHandler_Help.html">スクリプトハンドラ</a></li> <li><a href="Rails_Help.html">Rack/Railsの設定</a></li> <li><a href="Module_Help.html">モジュール設定</a></li> <li><a href="Listeners_General_Help.html">リスナー全般</a></li> <li><a href="Listeners_SSL_Help.html">リスナーのSSL</a></li> <li><a href="Templates_Help.html">テンプレート</a></li> <li><a href="VirtualHosts_Help.html">バーチャルホストの基本</a></li> <li><a href="VHGeneral_Help.html">バーチャルホスト全般</a></li> <li><a href="VHSecurity_Help.html">バーチャルホストのセキュリティ</a></li> <li><a href="VHSSL_Help.html">バーチャルホストのSSL</a></li> <li><a href="Rewrite_Help.html">Rewrite</a></li> <li><a href="Context_Help.html">コンテキスト</a></li> <ul class="level3"> <li><a href="Static_Context.html">静的コンテテキスト</a></li> <li><a href="Java_Web_App_Context.html">Java Webアプリのコンテキスト</a></li> <li><span class="current"><a href="Servlet_Context.html">サーブレットコンテキスト</a></span></li> <li><a href="FCGI_Context.html">Fast CGIコンテキスト</a></li> <li><a href="LSAPI_Context.html">LSAPIコンテキスト</a></li> <li><a href="Proxy_Context.html">プロキシコンテキスト</a></li> <li><a href="CGI_Context.html">CGIコンテキスト</a></li> <li><a href="LB_Context.html">ロードバランサコンテキスト</a></li> <li><a href="Redirect_Context.html">コンテキストのリダイレクト</a></li> <li><a href="Rails_Context.html">Rack/Railsのコンテキスト</a></li> <li><a href="Module_Context.html">モジュールハンドラのコンテキスト</a></li> </ul> <li><a href="VHWebSocket_Help.html">Web Socketプロキシ</a></li> </ul> </li> <li><a href="webconsole.html">Webコンソール</a> <ul class="level2"> <li><a href="AdminGeneral_Help.html">管理コンソール全般</a></li> <li><a href="AdminSecurity_Help.html">管理コンソールのセキュリティ</a></li> <li><a href="AdminListeners_General_Help.html">管理リスナー全般</a></li> <li><a href="AdminListeners_SSL_Help.html">管理リスナーのSSL</a></li> </ul> </li> </ul> </div> </aside> <article class="contentwrapper ls-col-3-5 clearfix"><div class="nav-bar ls-spacer-micro-top"><div class="prev">&#171 <a href="Java_Web_App_Context.html">Java Web アプリコンテキスト</a></div><div class="center"><a href="Context_Help.html">コンテキスト</a></div><div class="next"><a href="FCGI_Context.html">Fast CGIコンテキスト</a> »</div></div> <h1>サーブレットコンテキスト</h1><h2 id="top">目次</h2><section class="toc"><section class="toc-row"><header><a href="#servletContext">サーブレットコンテキスト</a></header><p> <a href="#expuri">URI</a> \| <a href="#servletEngine">サーブレットエンジン</a> \| <a href="#extraHeaders">Extra Headers</a> \| <a href="#realm">レルム</a> \| <a href="#authName">認証名</a> \| <a href="#required">必要（許可ユーザー/グループ）</a> \| <a href="#accessAllowed">アクセス許可</a> \| <a href="#accessDenied">アクセス拒否</a> \| <a href="#extAuthorizer">承認者</a> \| <a href="#addDefaultCharset">デフォルトの文字セットを追加</a> \| <a href="#defaultCharsetCustomized">カスタマイズされたデフォルトの文字セット</a> \| <a href="#enableIpGeo">IPジオロケーションを有効にする</a></p></section> </section> <section><div class="helpitem"><article class="ls-helpitem"><div><header id="servletContext"><h3>サーブレットコンテキスト<span class="ls-permlink"><a href="#servletContext"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>説明</h4><p>サーブレットは、サーブレットコンテキストを介して個別にインポートできます。サーブレットコンテキストは、サーブレットのURIとサーブレットエンジンの名前を指定するだけです。 Webアプリケーション全体をインポートしたくない場合や、異なるサーブレットを異なる認可レルムで保護したい場合にのみ、これを使用する必要があります。このURIには、<span class="tagl"><a href="#javaWebAppContext">Java Webアプリコンテキスト</a></span>と同じ要件があります。</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="expuri"><h3>URI<span class="ls-permlink"><a href="#expuri"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>説明</h4><p>このコンテキストのURIを指定します。</p> <h4>構文</h4><p>URIは、プレーンURI（ "/"で始まる）またはPerl互換の正規表現URI（ "exp："で始まる）にすることができます。プレーンURIが "/"で終わる場合、このコンテキストはこのURIの下にすべてのサブURIを含みます。コンテキストがファイルシステム上のディレクトリにマップされている場合は、末尾に「/」を追加する必要があります。</p> <h4>参照</h4><p class="ls-text-small"><span class="tagl"><a href="#location">ロケーション</a></span></p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="servletEngine"><h3>サーブレットエンジン<span class="ls-permlink"><a href="#servletEngine"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>説明</h4><p>このWebアプリケーションを提供するサーブレットエンジンの名前を指定します。サーブレットエンジンは、サーバーまたはバーチャルホストレベルの<span class="tagP"><a href="#ExtApp_Help">外部アプリケーション</a></span>セクションで定義する必要があります。</p> <h4>構文</h4><p>選択</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="extraHeaders"><h3>Extra Headers<span class="ls-permlink"><a href="#extraHeaders"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>説明</h4><p>追加される余分な応答ヘッダーを指定します。 1行に1つのヘッダーを追加できます。親コンテンツから継承したヘッダーを無効にするには、"NONE"を入力します。</p> <h4>構文</h4><p>各行に "[HeaderName]: [HeaderValue]"</p> <h4>例</h4><div class="ls-example">Cache-control: no-cache, no-store <br/> My-header: Custom header value</div><h4>ヒント</h4><p><span title="Information" class="ls-icon-info"></span> Syntax and usage are similar to <a href="https://httpd.apache.org/docs/2.2/mod/mod_headers.html#header" target="_blank" rel="noopener noreferrer">Apache's mod_headers directives</a> for supported operations.<br/><br/> <span title="Information" class="ls-icon-info"></span> The 'Header' directive is is optional and can be excluded or left in when copying rules from elsewhere without issue.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="realm"><h3>レルム<span class="ls-permlink"><a href="#realm"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>説明</h4><p>このコンテキストの認可レルムを指定します。このコンテキストにアクセスするには、有効なユーザー名とパスワードを指定する必要があります。 <span class="tagl"><a href="VHSecurity_Help.html#realms">認可レルム</a></span>は<span class="tagP"><a href="#VHSecurity_Help">バーチャルホストのセキュリティ</a></span>セクションに設定されています。この設定では、各レルムの<span class="tagl"><a href="VHSecurity_Help.html#realmName">レルム名</a></span>が使用されます。</p> <h4>構文</h4><p>選択</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="authName"><h3>認証名<span class="ls-permlink"><a href="#authName"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>説明</h4><p>現在のコンテキストの認証レルムの代替名を指定します。指定しない場合、元のレルム名が使用されます。認証名は、ブラウザのログインポップアップに表示されます。</p> <h4>構文</h4><p>テキスト</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="required"><h3>必要（許可ユーザー/グループ）<span class="ls-permlink"><a href="#required"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>説明</h4><p>このコンテキストにアクセスできるユーザー/グループを指定します。これにより、複数のコンテキストにわたって1つのユーザー/グループデータベース（<span class="tagl"><a href="#realm">レルム</a></span>で指定）を使用できますが、そのデータベースの特定のユーザー/グループのみがこのコンテキストにアクセスできます。</p> <h4>構文</h4><p>構文はApache Requireディレクティブと互換性があります。例えば： <ul> <li><span class="val">user username [username ...]</span> <br/> リストされたユーザーだけがこのコンテキストにアクセスできます。</li> <li> <span class="val">group groupid [groupid ...]</span><br/> リストされたグループに属するユーザーのみがこのコンテキストにアクセスできます。</li> </ul> この設定を指定しないと、すべての有効なユーザーがこのリソースにアクセスできます。</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="accessAllowed"><h3>アクセス許可<span class="ls-permlink"><a href="#accessAllowed"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>説明</h4><p>このコンテキストでリソースにアクセスできるIPまたはサブネットワークを指定します。 <span class="tagl"><a href="#accessDenied">アクセス拒否</a></span>とサーバー/バーチャルホスト・レベルのアクセス制御とともに、アクセシビリティは、クライアントのIPアドレスが入る最小の範囲によって決まります。</p> <h4>構文</h4><p>IP/サブネットワークのカンマ区切りリスト。</p> <h4>例</h4><div class="ls-example">サブネットワークは以下のように書くことができます <span class="val">192.168.1.0/255.255.255.0</span>, <span class="val">192.168.1</span>, 又は <span class="val">192.168.1.</span>.</div></article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="accessDenied"><h3>アクセス拒否<span class="ls-permlink"><a href="#accessDenied"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>説明</h4><p>このコンテキストでリソースにアクセスできないIPまたはサブネットワークを指定します。 <span class="tagl"><a href="#accessAllowed">アクセス許可</a></span>とサーバー/バーチャルホストレベルのアクセス制御とともに、アクセシビリティはクライアントのIPアドレスが入る最小の範囲で決まります。</p> <h4>構文</h4><p>IP/サブネットワークのカンマ区切りリスト。</p> <h4>例</h4><div class="ls-example">サブネットワークは以下のように書くことができます <span class="val">192.168.1.0/255.255.255.0</span>, <span class="val">192.168.1</span>, 又は <span class="val">192.168.1.</span>.</div></article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="extAuthorizer"><h3>承認者<span class="ls-permlink"><a href="#extAuthorizer"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>説明</h4><p>権限のある/権限のないかの決定を生成するために使用できる外部アプリケーションを指定します。現在、FastCGI Authorizerのみが使用可能です。 FastCGI Authorizerの役割の詳細については、<a href=" https://fastcgi-archives.github.io/ " target="_blank" rel="noopener noreferrer"> https://fastcgi-archives.github.io/ </a>を参照してください。。</p> <h4>構文</h4><p>ドロップダウンリストから選択</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="addDefaultCharset"><h3>デフォルトの文字セットを追加<span class="ls-permlink"><a href="#addDefaultCharset"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>説明</h4><p>コンテンツタイプが "text/html"または "text/plain"のいずれかのパラメータがない場合、文字セットタグを "Content-Type"レスポンスヘッダーに追加するかどうかを指定します。 <span class="val">Off</span>に設定すると、この機能は無効になります。 <span class="val">On</span>に設定すると、<span class="tagl"><a href="#defaultCharsetCustomized">カスタマイズされたデフォルトの文字セット</a></span>で指定された文字セットまたはデフォルトの "iso-8859-1"のいずれかが追加されます。</p> <h4>構文</h4><p>ラジオボックスから選択</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="defaultCharsetCustomized"><h3>カスタマイズされたデフォルトの文字セット<span class="ls-permlink"><a href="#defaultCharsetCustomized"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>説明</h4><p><span class="tagl"><a href="#addDefaultCharset">デフォルトの文字セットを追加</a></span>が<span class="val">On</span>のときに使用される文字セットを指定します。これはオプションです。デフォルト値は<span class="val"> iso-8859-1 </span>です。 <span class="tagl"><a href="#addDefaultCharset">デフォルトの文字セットを追加</a></span>が<span class="val"> Off </span>の場合、このエントリは無効です。</p> <h4>構文</h4><p>文字セットの名前。</p> <h4>例</h4><div class="ls-example">utf-8</div></article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="enableIpGeo"><h3>IPジオロケーションを有効にする<span class="ls-permlink"><a href="#enableIpGeo"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>説明</h4><p> IPジオロケーション検索を有効/無効にするかどうかを指定します。サーバ、バーチャルホスト、コンテキストレベルで設定できます。値「未設定」を使用すると、IPジオロケーションはデフォルトで無効になります。</p> <h4>構文</h4><p>ラジオボックスから選択</p> <h4>参照</h4><p class="ls-text-small"><span class="tagl"><a href="ServGeneral_Help.html#useIpInProxyHeader">ヘッダーにクライアントIPを使用する</a></span>, <span class="tagl"><a href="ServGeneral_Help.html#geoipDBFile">DBファイルのパス</a></span>,</p> </article> </div> </section> </article><div class="ls-col-1-1"><footer class="copyright">Copyright © 2013-2020. <a href="https://www.litespeedtech.com">LiteSpeed Technologies Inc.</a> All rights reserved.</footer> </div></div> </body> </html> ��usr/local/lswsbak/docs/zh-CN/Servlet_Context.html��0000644��00000036563�15030713730�0016016 0��ustar�00��<!DOCTYPE html> <head> <meta charset="utf-8" /> <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" /> <title>OpenLiteSpeed Users' Manual - Servlet Context</title> <meta name="description" content="OpenLiteSpeed Users' Manual - Servlet Context." /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <meta name="robots" content="noindex"> <link rel="shortcut icon" href="../img/favicon.ico" /> <link rel="stylesheet" type="text/css" href="../css/hdoc.css"> </head> <body> <div class="pagewrapper clearfix"><aside class="sidetree ls-col-1-5"> <figure> <img src="img/ols_logo.svg" alt="openlitespeed logo" width="150px"/> </figure> <h2 class="ls-text-thin"> OpenLiteSpeed Web Server <a href="index.html"> Users' Manual</a> </h2> <h3 class="ls-text-muted">Version 1.8  — Rev. 3</h3> <hr/> <div> <ul> <li><a href="license.html">License</a></li> <li><a href="intro.html">Introduction</a></li> <li><a href="install.html">Installation</a></li> <li> <a href="admin.html">Administration</a> <ul class="level2"> <li><a href="ServerStat_Help.html">Service Manager</a></li> <li><a href="Real_Time_Stats_Help.html">Real-Time Stats</a></li> </ul> </li> <li><a href="security.html">Security</a></li> <li> <a href="config.html">Configuration</a> <ul class="level2"> <li><a href="ServGeneral_Help.html">Server General</a></li> <li><a href="ServLog_Help.html">Server Log</a></li> <li><a href="ServTuning_Help.html">Server Tuning</a></li> <li><a href="ServSecurity_Help.html">Server Security</a></li> <li><a href="ExtApp_Help.html">External Apps</a></li> <ul class="level3"> <li><a href="External_FCGI.html">Fast CGI App</a></li> <li><a href="External_FCGI_Auth.html">Fast CGI Authorizer</a></li> <li><a href="External_LSAPI.html">LSAPI App</a></li> <li><a href="External_Servlet.html">Servlet Engine</a></li> <li><a href="External_WS.html">Web Server</a></li> <li><a href="External_PL.html">Piped logger</a></li> <li><a href="External_LB.html">Load Balancer</a></li> </ul> <li><a href="ScriptHandler_Help.html">Script Handler</a></li> <li><a href="App_Server_Help.html">App Server Settings</a></li> <li><a href="Module_Help.html">Module Configuration</a></li> <li><a href="Listeners_General_Help.html">Listener General</a></li> <li><a href="Listeners_SSL_Help.html">Listener SSL</a></li> <li><a href="Templates_Help.html">Virtual Host Templates</a></li> <li><a href="VirtualHosts_Help.html">Virtual Host Basic</a></li> <li><a href="VHGeneral_Help.html">Virtual Host General</a></li> <li><a href="VHSecurity_Help.html">Virtual Host Security</a></li> <li><a href="VHSSL_Help.html">Virtual Host SSL</a></li> <li><a href="Rewrite_Help.html">Rewrite</a></li> <li><a href="Context_Help.html">Context</a></li> <ul class="level3"> <li><a href="Static_Context.html">Static Context</a></li> <li> <a href="Java_Web_App_Context.html">Java Web App Context</a> </li> <li><span class="current"><a href="Servlet_Context.html">Servlet Context</a></span></li> <li><a href="FCGI_Context.html">Fast CGI Context</a></li> <li><a href="LSAPI_Context.html">LSAPI Context</a></li> <li><a href="Proxy_Context.html">Proxy Context</a></li> <li><a href="CGI_Context.html">CGI Context</a></li> <li><a href="LB_Context.html">Load Balancer Context</a></li> <li><a href="Redirect_Context.html">Redirect Context</a></li> <li><a href="App_Server_Context.html">App Server Context</a></li> <li><a href="Module_Context.html">Module Handler Context</a></li> </ul> <li><a href="VHWebSocket_Help.html">Web Socket Proxy</a></li> </ul> </li> <li><a href="webconsole.html">Web Console</a> <ul class="level2"> <li><a href="AdminGeneral_Help.html">Admin Console General</a></li> <li><a href="AdminSecurity_Help.html">Admin Console Security</a></li> <li> <a href="AdminListeners_General_Help.html"> Admin Listener General </a> </li> <li> <a href="AdminListeners_SSL_Help.html">Admin Listener SSL</a> </li> </ul> </li> </ul> </div> </aside> <article class="contentwrapper ls-col-3-5 clearfix"><div class="nav-bar ls-spacer-micro-top"><div class="prev">&#171 <a href="Java_Web_App_Context.html">Java Web App Context</a></div><div class="center"><a href="Context_Help.html">Context</a></div><div class="next"><a href="FCGI_Context.html">Fast CGI Context</a> »</div></div> <h1>Servlet Context</h1><h2 id="top">Table of Contents</h2><section class="toc"><section class="toc-row"><header><a href="#servletContext">Servlet Context</a></header><p> <a href="#expuri">URI</a> \| <a href="#servletEngine">Servlet Engine</a> \| <a href="#extraHeaders">标头控制</a> \| <a href="#realm">域</a> \| <a href="#authName">认证名称</a> \| <a href="#required">Require（授权的用户/组）</a> \| <a href="#accessAllowed">允许访问列表</a> \| <a href="#accessDenied">拒绝访问列表</a> \| <a href="#extAuthorizer">Authorizer</a> \| <a href="#addDefaultCharset">添加默认的字符集</a> \| <a href="#defaultCharsetCustomized">自定义默认字符集</a> \| <a href="#enableIpGeo">启用IP地理定位</a></p></section> </section> <section><div class="helpitem"><article class="ls-helpitem"><div><header id="servletContext"><h3>Servlet Context<span class="ls-permlink"><a href="#servletContext"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Servlets can be imported individually through Servlet Contexts. A Servlet Context just specifies the URI for the servlet and the name of the servlet engine. You only need to use this when you do not want to import the whole web application or you want to protect different servlets with different authorization realms. This URI has the same requirements as for a <span class="tagl"><a href="#javaWebAppContext">Java Web App Context</a></span>.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="expuri"><h3>URI<span class="ls-permlink"><a href="#expuri"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies the URI for this context.</p> <h4>Syntax</h4><p>指定此context下的URI。这个URI应该以"/"开始。如果一个URI以"/"结束，那么该context将包含这个URI下的所有下级URI。如果context类型映射到系统目录上,则必须添加结尾的"/"</p> <h4>See Also</h4><p class="ls-text-small"><span class="tagl"><a href="#location">位置</a></span></p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="servletEngine"><h3>Servlet Engine<span class="ls-permlink"><a href="#servletEngine"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>指定为该Web应用程序提供服务的Servlet Engine的名称。 Servlet引擎必须在服务器或虚拟主机级别的<span class="tagP"><a href="#ExtApp_Help">外部应用</a></span>中定义。</p> <h4>Syntax</h4><p>从列表中选择</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="extraHeaders"><h3>标头控制<span class="ls-permlink"><a href="#extraHeaders"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>指定要添加的附加响应/请求头。可以添加每行一个来添加多个头指令。"NONE "可以用来禁止父头继承。如果没有提供，则假定为 "Header"。</p> <h4>Syntax</h4><p>[Header]\|RequestHeader [condition] set\|append\|merge\|add\|unset header [value] [early\|env=[!]variable]</p> <h4>例子</h4><div class="ls-example">set Cache-control no-cache<br/> append Cache-control no-store<br/> Header set My-header cust_header_val<br/> RequestHeader set My-req-header cust_req_header_val</div><h4>提示</h4><p><span title="Information" class="ls-icon-info"></span> 语法和用法类似于 <a href="https://httpd.apache.org/docs/2.2/mod/mod_headers.html#header" target="_blank" rel="noopener noreferrer">Apache's mod_headers directives</a><br/><br/> <span title="Information" class="ls-icon-info"></span> The 'Header' directive is is optional and can be excluded or left in when copying rules from elsewhere without issue.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="realm"><h3>域<span class="ls-permlink"><a href="#realm"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>指定这个context下的realm授权。当指定时，必须提供有效的用户和用户名来访问这个context。 <span class="tagl"><a href="VHSecurity_Help.html#realms">Realms授权</a></span>需要在<span class="tagP"><a href="#VHSecurity_Help">虚拟主机安全</a></span>部分进行设置。此设置使用每个realm的<span class="tagl"><a href="VHSecurity_Help.html#realmName">域名称</a></span>。</p> <h4>Syntax</h4><p>从列表中选择</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="authName"><h3>认证名称<span class="ls-permlink"><a href="#authName"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>为当前context下的realm认证指定一个替代的名称。如果没有指定，原realm名称将被使用。认证名称将显示在浏览器登陆弹出窗口。</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="required"><h3>Require（授权的用户/组）<span class="ls-permlink"><a href="#required"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>指定哪些用户/用户组可以访问此context。这里允许你使用一个用户/组数据库(在 <span class="tagl"><a href="#realm">域</a></span>中指定)访问多个context，但只允许该数据库下特定的用户/组访问这个context。</p> <h4>Syntax</h4><p>Syntax is compatible with Apache's Require directive. For example: <ul> <li><span class="val">user username [username ...]</span><br/> Only listed users can access this context.</li> <li> <span class="val">group groupid [groupid ...]</span><br/> Only users belonging to the listed groups can access this context.</li> </ul> If this setting is not specified, all valid users will be allowed to access this resource.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="accessAllowed"><h3>允许访问列表<span class="ls-permlink"><a href="#accessAllowed"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>指定允许访问这个context下资源的IP地址或子网。综合 <span class="tagl"><a href="#accessDenied">拒绝访问列表</a></span>项的配置以及服务器/虚拟主机级别访问控制，可访问性将以客户端IP所符合的最小范围来确定。</p> <h4>Syntax</h4><p>Comma-delimited list of IPs/sub-networks.</p> <h4>例子</h4><div class="ls-example">网络可以写成<span class="val">192.168.1.0/255.255.255.0</span>, <span class="val">192.168.1</span> 或<span class="val">192.168.1.</span>。</div></article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="accessDenied"><h3>拒绝访问列表<span class="ls-permlink"><a href="#accessDenied"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>指定哪个IP地址或子网不被允许访问这个context下的资源。综合<span class="tagl"><a href="#accessAllowed">允许访问列表</a></span>项的配置以及服务器/虚拟主机级别访问控制，可访问性将以客户端IP所符合的最小范围来确定。</p> <h4>Syntax</h4><p>Comma-delimited list of IPs/sub-networks.</p> <h4>例子</h4><div class="ls-example">子网络可以写成<span class="val">192.168.1.0/255.255.255.0</span>, <span class="val">192.168.1</span> 或<span class="val">192.168.1.</span>。</div></article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="extAuthorizer"><h3>Authorizer<span class="ls-permlink"><a href="#extAuthorizer"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>指定可用于生成授权/未授权 decisions的外部应用程序。目前,仅FastCGI授权器可用。有关FastCGI授权者角色的更多详细信息，请访问<a href="https://fastcgi-archives.github.io/" target="_blank" rel="noopener noreferrer">https://fastcgi-archives.github.io/</a>。</p> <h4>Syntax</h4><p>从列表中选择</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="addDefaultCharset"><h3>添加默认的字符集<span class="ls-permlink"><a href="#addDefaultCharset"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>S指定当内容类型是"text/html"或"text/plain"且没有参数时，是否添加字符集标记到"Content-Type"响应报头中。当设置为<span class="val">Off</span>时，该功能禁用。当设置为<span class="val">On</span>时，将添加<span class="tagl"><a href="#defaultCharsetCustomized">自定义默认字符集</a></span>中指定的字符集，如果没有指定，将添加默认的"iso-8859-1"字符集。</p> <h4>Syntax</h4><p>从单选框选择</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="defaultCharsetCustomized"><h3>自定义默认字符集<span class="ls-permlink"><a href="#defaultCharsetCustomized"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>指定一个字符集当<span class="tagl"><a href="#addDefaultCharset">添加默认的字符集</a></span>是<span class="val">On</span>时使用。这是可选的。默认值是<span class="val">iso-8859-1</span>。当<span class="tagl"><a href="#addDefaultCharset">添加默认的字符集</a></span>是<span class="val">Off</span>时本设置将不生效。</p> <h4>Syntax</h4><p>Name of a character set.</p> <h4>例子</h4><div class="ls-example">utf-8</div></article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="enableIpGeo"><h3>启用IP地理定位<span class="ls-permlink"><a href="#enableIpGeo"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>指定是否启用IP地理定位查找。可以在服务器级别，虚拟主机级别，或context级别设置。</p> <h4>Syntax</h4><p>从单选框选择</p> <h4>See Also</h4><p class="ls-text-small"><span class="tagl"><a href="ServGeneral_Help.html#useIpInProxyHeader">使用报头中的客户端IP</a></span>, <span class="tagl"><a href="ServGeneral_Help.html#geoipDBFile">数据库文件路径</a></span>,</p> </article> 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</li> <li> <a href="webconsole.html">Web Console</a> <ul class="level2"> <li><a href="AdminGeneral_Help.html">Admin Console General</a></li> <li><a href="AdminSecurity_Help.html">Admin Console Security</a></li> <li> <a href="AdminListeners_General_Help.html"> Admin Listener General </a> </li> <li> <a href="AdminListeners_SSL_Help.html">Admin Listener SSL</a> </li> </ul> </li> </ul> </div> </aside> <article class="contentwrapper ls-col-3-5 clearfix"><div class="nav-bar ls-spacer-micro-top"><div class="prev">&#171 <a href="Java_Web_App_Context.html">Java Web App Context</a></div><div class="center"><a href="Context_Help.html">Context</a></div><div class="next"><a href="FCGI_Context.html">Fast CGI Context</a> »</div></div> <h1>Servlet Context</h1><h2 id="top">Table of Contents</h2><section class="toc"><section class="toc-row"><header><a href="#servletContext">Servlet Context</a></header><p> <a href="#expuri">URI</a> \| <a href="#servletEngine">Servlet Engine</a> \| <a href="#extraHeaders">Header Operations</a> \| <a href="#allowOverride">Allow Override</a> \| <a href="#realm">Realm</a> \| <a href="#authName">Authentication Name</a> \| <a href="#required">Require (Authorized Users/Groups)</a> \| <a href="#accessAllowed">Access Allowed</a> \| <a href="#accessDenied">Access Denied</a> \| <a href="#extAuthorizer">Authorizer</a> \| <a href="#addDefaultCharset">Add Default Charset</a> \| <a href="#defaultCharsetCustomized">Customized Default Charset</a> \| <a href="#cachePolicy:maxStaleAge">Cache Stale Age (seconds)</a> \| <a href="#cachePolicy:enableCache">Publicly Cache All</a> \| <a href="#cachePolicy:expireInSeconds">Cache Expire Time (seconds)</a> \| <a href="#cachePolicy:enablePrivateCache">Privately Cache All</a> \| <a href="#cachePolicy:privateExpireInSeconds">Private Cache Expire Time (seconds)</a> \| <a href="#cachePolicy:microCache5xx">Micro Cache 5XX Response</a> \| <a href="#cachePolicy:enablePostCache">Enable POST cache</a> \| <a href="#enableIpGeo">Enable GeoLocation Lookup</a> \| <a href="#pagespeedEnabled">Enable PageSpeed Optimization</a> \| <a href="#pagespeedParams">PageSpeed Settings</a></p></section> </section> <section><div class="helpitem"><article class="ls-helpitem"><div><header id="servletContext"><h3>Servlet Context<span class="ls-permlink"><a href="#servletContext"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Servlets can be imported individually through Servlet Contexts. A Servlet Context just specifies the URI for the servlet and the name of the servlet engine. You only need to use this when you do not want to import the whole web application or you want to protect different servlets with different authorization realms. This URI has the same requirements as for a <span class="tagl"><a href="#javaWebAppContext">Java Web App Context</a></span>.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="expuri"><h3>URI<span class="ls-permlink"><a href="#expuri"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies the URI for this context.</p> <h4>Syntax</h4><p>The URI can be a plain URI (starting with "/") or a Perl compatible regular expression URI (starting with "exp:"). If a plain URI ends with a "/", then this context will include all sub-URIs under this URI. If the context maps to a directory on the file system, a trailing "/" must be added.</p> <h4>See Also</h4><p class="ls-text-small"><span class="tagl"><a href="#location">Location</a></span></p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="servletEngine"><h3>Servlet Engine<span class="ls-permlink"><a href="#servletEngine"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies the name of the servlet engine that serves this web application. Servlet engines must be defined in the <span class="tagP"><a href="#ExtApp_Help">External Apps</a></span> section at the server or virtual host level.</p> <h4>Syntax</h4><p>Select from drop down list</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="extraHeaders"><h3>Header Operations<span class="ls-permlink"><a href="#extraHeaders"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies additional response/request headers to be added. Multiple header directives can be added with one directive per line. "NONE" can be used to disable parent header inheritance. If no directive is provided 'Header' is assumed.</p> <h4>Syntax</h4><p>[Header]\|RequestHeader [condition] set\|append\|merge\|add\|unset header [value] [early\|env=[!]variable]</p> <h4>Example</h4><div class="ls-example">set Cache-control no-cache<br/> append Cache-control no-store<br/> Header set My-header cust_header_val<br/> RequestHeader set My-req-header cust_req_header_val</div><h4>Tips</h4><p><span title="Information" class="ls-icon-info"></span> Syntax and usage are similar to <a href="https://httpd.apache.org/docs/2.2/mod/mod_headers.html#header" target="_blank" rel="noopener noreferrer">Apache's mod_headers directives</a> for supported operations.<br/><br/> <span title="Information" class="ls-icon-info"></span> The 'Header' directive is is optional and can be excluded or left in when copying rules from elsewhere without issue.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="allowOverride"><h3>Allow Override<span class="ls-permlink"><a href="#allowOverride"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies what directives in an access control file are allowed. An access control file can be placed in a directory to control the accessibility of files under that directory.<br/> <ul> <li>When nothing is checked, inherited default settings will be used.</li> <li>When <span class="val">None</span> is checked, access control files will be ignored.</li> <li> When <span class="val">Limit</span> is checked, directives "Allow", "Deny", and "Order" are allowed. <Limit> and <LimitExcept> directives are also allowed with limited support for GET, HEAD, and POST requests. </li> <li> When <span class="val">Auth</span> is checked, directives "AuthGroupFile", "AuthName", "AuthType", "AuthUserFile", "Require", and "Satisfy" are allowed. <Limit> and <LimitExcept> directives are also allowed with limited support for GET, HEAD, and POST requests. </li> <li> When <span class="val">FileInfo</span> is checked, directives "AddDefaultCharset", "AddType", "DefaultType", "ForceType", "Redirect", "RedirectPermanent", "RedirectTemp", "RewriteBase", "RewriteCond", "RewriteEngine", "RewriteOptions", and "RewriteRule" are allowed. </li> <li> When <span class="val">Indexes</span> is checked, directives "DirectoryIndex", "ExpiresActive", "ExpiresByType", and "ExpiresDefault" are allowed. </li> <li>When <span class="val">Options</span> is checked, directive "Options" is allowed.</li> </ul><br/> Allow Override configuration is available at the Server, Virtual Host, and Context levels. If a configuration is unchecked at the Server level, those controlled directives will be disabled for the entire server regardless of settings at lower levels. Lower levels can disable a setting that is enabled at a higher level, but cannot enable a setting that is disabled at an upper level.<br/><br/> Default values:<br/> <b>Server level:</b> "None" (ignore access control file)<br/> <b>VH level:</b> Inherit Server level setting<br/> <b>Context level</b> Inherit VH level setting</p> <h4>Syntax</h4><p>Select from checkbox</p> <h4>Tips</h4><p><span title="Performance" class="ls-icon-performance"></span> If there is no need for directory level configuration customization, check <span class="val">None</span>.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="realm"><h3>Realm<span class="ls-permlink"><a href="#realm"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies the authorization realm for this context. When specified, a valid username and password must be provided in order to access this context. <span class="tagl"><a href="VHSecurity_Help.html#realms">Authorization Realms</a></span> are set up in the <span class="tagP"><a href="#VHSecurity_Help">Virtual Host Security</a></span> section. This setting uses each realm's <span class="tagl"><a href="VHSecurity_Help.html#realmName">Realm Name</a></span>.</p> <h4>Syntax</h4><p>Select from drop down list</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="authName"><h3>Authentication Name<span class="ls-permlink"><a href="#authName"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies an alternative name for the authorization realm for the current context. If not specified, the original realm name will be used. The authentication name is displayed on the browser's login pop-up.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="required"><h3>Require (Authorized Users/Groups)<span class="ls-permlink"><a href="#required"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies which user/group can access this context. This allows you to use one user/group database (specified in <span class="tagl"><a href="#realm">Realm</a></span>) across a number of contexts, but only allow certain users/groups from that database to access this context.</p> <h4>Syntax</h4><p>Syntax is compatible with Apache's Require directive. For example: <ul> <li><span class="val">user username [username ...]</span><br/> Only listed users can access this context.</li> <li> <span class="val">group groupid [groupid ...]</span><br/> Only users belonging to the listed groups can access this context.</li> </ul> If this setting is not specified, all valid users will be allowed to access this resource.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="accessAllowed"><h3>Access Allowed<span class="ls-permlink"><a href="#accessAllowed"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies which IPs or sub-networks are allowed to access resources under this context. Together with <span class="tagl"><a href="#accessDenied">Access Denied</a></span> and server/virtual host level access control, accessibility is determined by the smallest scope that a client's IP address falls into.</p> <h4>Syntax</h4><p>Comma-delimited list of IPs/sub-networks.</p> <h4>Example</h4><div class="ls-example">Sub-networks can be written as <span class="val">192.168.1.0/255.255.255.0</span>, <span class="val">192.168.1</span>, or <span class="val">192.168.1.</span>.</div></article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="accessDenied"><h3>Access Denied<span class="ls-permlink"><a href="#accessDenied"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies which IPs or sub-networks are NOT allowed to access resources under this context. Together with <span class="tagl"><a href="#accessAllowed">Access Allowed</a></span> and server/virtual host-level access control, accessibility is determined by the smallest scope that a client's IP address falls into.</p> <h4>Syntax</h4><p>Comma-delimited list of IPs/sub-networks.</p> <h4>Example</h4><div class="ls-example">Sub-networks can be written as <span class="val">192.168.1.0/255.255.255.0</span>, <span class="val">192.168.1</span>, or <span class="val">192.168.1.</span>.</div></article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="extAuthorizer"><h3>Authorizer<span class="ls-permlink"><a href="#extAuthorizer"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies an external application that can be used to generate authorized/unauthorized decisions. Currently, only the FastCGI Authorizer is available. For more details about the FastCGI Authorizer role, please visit <a href=" https://fastcgi-archives.github.io/ " target="_blank" rel="noopener noreferrer"> https://fastcgi-archives.github.io/ </a>.</p> <h4>Syntax</h4><p>Select from drop down list</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="addDefaultCharset"><h3>Add Default Charset<span class="ls-permlink"><a href="#addDefaultCharset"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies whether to add a character set tag to the "Content-Type" response header, when content type is either "text/html" or "text/plain" without any parameters. When set to <span class="val">Off</span>, this function is disabled. When set to <span class="val">On</span>, either the character set specified by <span class="tagl"><a href="#defaultCharsetCustomized">Customized Default Charset</a></span> or the default "iso-8859-1" will be added.</p> <h4>Syntax</h4><p>Select from radio box</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="defaultCharsetCustomized"><h3>Customized Default Charset<span class="ls-permlink"><a href="#defaultCharsetCustomized"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies a character set to be used when <span class="tagl"><a href="#addDefaultCharset">Add Default Charset</a></span> is <span class="val">On</span>. This is optional. The default value is <span class="val">iso-8859-1</span>. This entry has no effect when <span class="tagl"><a href="#addDefaultCharset">Add Default Charset</a></span> is <span class="val">Off</span>.</p> <h4>Syntax</h4><p>Name of a character set.</p> <h4>Example</h4><div class="ls-example">utf-8</div></article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="cachePolicy:maxStaleAge"><h3>Cache Stale Age (seconds)<span class="ls-permlink"><a href="#cachePolicy:maxStaleAge"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies how long an object will continue to be served from cache after it has expired but before a new cached copy is available. The default is "10" seconds.</p> <h4>Syntax</h4><p>Integer number</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="cachePolicy:enableCache"><h3>Publicly Cache All<span class="ls-permlink"><a href="#cachePolicy:enableCache"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Publicly cache all URLs served under the current context (virtual host, or context level).<br/><br/> Virtual hosts configured through Apache's httpd.conf can use the "CacheEnable" and "CacheDisable" directives at the server, virtual host, context, file, and location level or in .htaccess. "CacheEnable" and "CacheDisable" directives are compatible with Apache mod_cache directives. However, when used at the context, file, or location level, or in .htaccess, "CacheEnable" and "CacheDisable" will only be applied to directories below the current level. URL parameters will be ignored.</p> <h4>Syntax</h4><p>Select from radio box</p> <h4>Tips</h4><p><span title="Information" class="ls-icon-info"></span> Disabled by default. Do not enabled this setting if you are using any LSCache plugins.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="cachePolicy:expireInSeconds"><h3>Cache Expire Time (seconds)<span class="ls-permlink"><a href="#cachePolicy:expireInSeconds"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies how long an object will be cached. The default is "86400" seconds (one day).</p> <h4>Syntax</h4><p>Integer number</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="cachePolicy:enablePrivateCache"><h3>Privately Cache All<span class="ls-permlink"><a href="#cachePolicy:enablePrivateCache"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Privately cache all URLs served under the current context (virtual host, or context level).<br/><br/> A separate cached copy will be made per user based on their IP and set cookies.<br/><br/> Virtual hosts configured through Apache's httpd.conf can use the "CacheEnable private /url" and "CacheDisable private /url" directives at server, virtual host, directory, file, and location levels or in a .htaccess file. "CacheEnable private" and "CacheDisable private" are compatible with Apache's mod_cache directives and will be applied to all directories below the current level. However, when used at the directory, file, or location level, or in a .htaccess file, "CacheEnable private" and "CacheDisable private" will only be applied to directories below the current level. URL parameters will be ignored.</p> <h4>Syntax</h4><p>Select from radio box</p> <h4>Tips</h4><p><span title="Information" class="ls-icon-info"></span> Disabled by default. Do not enabled this setting if you are using any LSCache plugins.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="cachePolicy:privateExpireInSeconds"><h3>Private Cache Expire Time (seconds)<span class="ls-permlink"><a href="#cachePolicy:privateExpireInSeconds"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies how long an object will be cached in private cache. The default is "60" seconds.</p> <h4>Syntax</h4><p>Integer number</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="cachePolicy:microCache5xx"><h3>Micro Cache 5XX Response<span class="ls-permlink"><a href="#cachePolicy:microCache5xx"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Cache pages responding with HTTP status code 5xx (500, 503, etc) for 10 seconds when the cache response header indicates that the page is cacheable.<br/><br/> Default values:<br/> <b>Server level:</b> Yes<br/> <b>VH level:</b> Inherit Server level setting<br/> <b>Context-level</b> Inherit VH level setting</p> <h4>Syntax</h4><p>Select from radio box</p> <h4>Tips</h4><p><span title="Performance" class="ls-icon-performance"></span> Enabling this setting is useful for avoiding bad requests but can also act as some added DDoS protection.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="cachePolicy:enablePostCache"><h3>Enable POST cache<span class="ls-permlink"><a href="#cachePolicy:enablePostCache"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies if POST requests can be cached using the "x-litespeed-cache-control" header.<br/><br/> Default value: <span class="val">No</span></p> <h4>Syntax</h4><p>Select from radio box</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="enableIpGeo"><h3>Enable GeoLocation Lookup<span class="ls-permlink"><a href="#enableIpGeo"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p><span class="tag">Enterprise Edition Only</span> Specifies whether to enable/disable IP Geolocation lookup. Can be set at server, virtual host, or context level. IP Geolocation is disabled by default when using value "Not Set".</p> <h4>Syntax</h4><p>Select from radio box</p> <h4>See Also</h4><p class="ls-text-small"><span class="tagl"><a href="ServGeneral_Help.html#useIpInProxyHeader">Use Client IP in Header</a></span>, <span class="tagl"><a href="ServGeneral_Help.html#geoipDBFile">DB File Path</a></span>,</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="pagespeedEnabled"><h3>Enable PageSpeed Optimization<span class="ls-permlink"><a href="#pagespeedEnabled"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Choose whether or not to enable PageSpeed optimization.</p> <h4>Syntax</h4><p>Select from radio box</p> <h4>Tips</h4><p><span title="Information" class="ls-icon-info"></span> This can be set at the Server Level and overridden at the Virtual Host and Context Levels. Context Level settings will override Virtual Host Level settings.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="pagespeedParams"><h3>PageSpeed Settings<span class="ls-permlink"><a href="#pagespeedParams"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Set parameters using Google default filter sets.</p> <h4>Example</h4><div class="ls-example"><br /> pagespeed FileCachePath /tmp/lshttpd/pagespeed;<br/> pagespeed RewriteLevel CoreFilters;</div></article> </div> </section> </article><div class="ls-col-1-1"><footer class="copyright">Copyright © 2003-2020. <a href="https://www.litespeedtech.com">LiteSpeed Technologies Inc.</a> All rights reserved.</footer> </div></div> </body> </html> ��usr/local/lsws/docs/Servlet_Context.html��0000644��00000062735�15036132750�0014424 0��ustar�00��<!DOCTYPE html> <head> <meta charset="utf-8" /> <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" /> <title>LiteSpeed Web Server Users' Manual - Servlet Context</title> <meta name="description" content="LiteSpeed Web Server Users' Manual - Servlet Context." /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <meta name="robots" content="noindex"> <link rel="shortcut icon" href="img/favicon.ico" /> <link rel="stylesheet" type="text/css" href="css/hdoc.css"> </head> <body> <div class="pagewrapper clearfix"><aside class="sidetree ls-col-1-5"> <figure> <img src="img/lsws_logo.svg" alt="lightspeed web server logo" width="100px"/> </figure> <h2 class="ls-text-thin"> LiteSpeed Web Server <br /> <span class="current"><a href="index.html">Users' Manual</a></span> </h2> <h3 class="ls-text-muted">Version 6.1  — Rev. 3</h3> <hr/> <div> <ul> <li><a href="license.html">License Enterprise</a></li> <li><a href="intro.html">Introduction</a></li> <li><a href="install.html">Installation</a></li> <li> <a href="admin.html">Administration</a> <ul class=" menu level2"> <li><a href="ServerStat_Help.html">Service Manager</a></li> </ul> </li> <li><a href="security.html">Security</a></li> <li> <a href="config.html">Configuration</a> <ul class="level2"> <li><a href="ServGeneral_Help.html">Server General</a></li> <li><a href="ServLog_Help.html">Server Log</a></li> <li><a href="ServTuning_Help.html">Server Tuning</a></li> <li><a href="ServSecurity_Help.html">Server Security</a></li> <li><a href="Cache_Help.html">Page Cache</a></li> <li><a href="PageSpeed_Config.html">PageSpeed Config</a></li> <li><a href="ExtApp_Help.html">External Apps</a></li> <ul class="level3"> <li><a href="External_FCGI.html">Fast CGI App</a></li> <li><a href="External_FCGI_Auth.html">Fast CGI Authorizer</a></li> <li><a href="External_LSAPI.html">LSAPI App</a></li> <li><a href="External_Servlet.html">Servlet Engine</a></li> <li><a href="External_WS.html">Web Server</a></li> <li><a href="External_PL.html">Piped logger</a></li> <li><a href="External_LB.html">Load Balancer</a></li> </ul> <li><a href="ScriptHandler_Help.html">Script Handler</a></li> <li><a href="PHP_Help.html">PHP</a></li> <li><a href="App_Server_Help.html">App Server Settings</a></li> <li><a href="Listeners_General_Help.html">Listener General</a></li> <li><a href="Listeners_SSL_Help.html">Listener SSL</a></li> <li><a href="Templates_Help.html">Virtual Host Templates</a></li> <li><a href="VirtualHosts_Help.html">Virtual Host Basic</a></li> <li><a href="VHGeneral_Help.html">Virtual Host General</a></li> <li><a href="VHSecurity_Help.html">Virtual Host Security</a></li> <li><a href="VHSSL_Help.html">Virtual Host SSL</a></li> <li> <a href="VHPageSpeed_Config.html">Virtual Host PageSpeed Config</a> </li> <li><a href="Rewrite_Help.html">Rewrite</a></li> <li><a href="Context_Help.html">Context</a></li> <ul class="level3"> <li><a href="Static_Context.html">Static Context</a></li> <li> <a href="Java_Web_App_Context.html">Java Web App Context</a> </li> <li><span class="current"><a href="Servlet_Context.html">Servlet Context</a></span></li> <li><a href="FCGI_Context.html">Fast CGI Context</a></li> <li><a href="LSAPI_Context.html">LSAPI Context</a></li> <li><a href="Proxy_Context.html">Proxy Context</a></li> <li><a href="CGI_Context.html">CGI Context</a></li> <li><a href="LB_Context.html">Load Balancer Context</a></li> <li><a href="Redirect_Context.html">Redirect Context</a></li> <li><a href="App_Server_Context.html">App Server Context</a></li> <li><a href="Rails_Context.html">Rack/Rails Context</a></li> </ul> <li><a href="VHAddOns_Help.html">Add-ons</a></li> </ul> </li> <li> <a href="webconsole.html">Web Console</a> <ul class="level2"> <li><a href="AdminGeneral_Help.html">Admin Console General</a></li> <li><a href="AdminSecurity_Help.html">Admin Console Security</a></li> <li> <a href="AdminListeners_General_Help.html"> Admin Listener General </a> </li> <li> <a href="AdminListeners_SSL_Help.html">Admin Listener SSL</a> </li> </ul> </li> </ul> </div> </aside> <article class="contentwrapper ls-col-3-5 clearfix"><div class="nav-bar ls-spacer-micro-top"><div class="prev">&#171 <a href="Java_Web_App_Context.html">Java Web App Context</a></div><div class="center"><a href="Context_Help.html">Context</a></div><div class="next"><a href="FCGI_Context.html">Fast CGI Context</a> »</div></div> <h1>Servlet Context</h1><h2 id="top">Table of Contents</h2><section class="toc"><section class="toc-row"><header><a href="#servletContext">Servlet Context</a></header><p> <a href="#expuri">URI</a> \| <a href="#servletEngine">Servlet Engine</a> \| <a href="#extraHeaders">Header Operations</a> \| <a href="#allowOverride">Allow Override</a> \| <a href="#realm">Realm</a> \| <a href="#authName">Authentication Name</a> \| <a href="#required">Require (Authorized Users/Groups)</a> \| <a href="#accessAllowed">Access Allowed</a> \| <a href="#accessDenied">Access Denied</a> \| <a href="#extAuthorizer">Authorizer</a> \| <a href="#addDefaultCharset">Add Default Charset</a> \| <a href="#defaultCharsetCustomized">Customized Default Charset</a> \| <a href="#cachePolicy:maxStaleAge">Cache Stale Age (seconds)</a> \| <a href="#cachePolicy:enableCache">Publicly Cache All</a> \| <a href="#cachePolicy:expireInSeconds">Cache Expire Time (seconds)</a> \| <a href="#cachePolicy:enablePrivateCache">Privately Cache All</a> \| <a href="#cachePolicy:privateExpireInSeconds">Private Cache Expire Time (seconds)</a> \| <a href="#cachePolicy:microCache5xx">Micro Cache 5XX Response</a> \| <a href="#cachePolicy:enablePostCache">Enable POST cache</a> \| <a href="#enableIpGeo">Enable GeoLocation Lookup</a> \| <a href="#pagespeedEnabled">Enable PageSpeed Optimization</a> \| <a href="#pagespeedParams">PageSpeed Settings</a></p></section> </section> <section><div class="helpitem"><article class="ls-helpitem"><div><header id="servletContext"><h3>Servlet Context<span class="ls-permlink"><a href="#servletContext"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Servlets can be imported individually through Servlet Contexts. A Servlet Context just specifies the URI for the servlet and the name of the servlet engine. You only need to use this when you do not want to import the whole web application or you want to protect different servlets with different authorization realms. This URI has the same requirements as for a <span class="tagl"><a href="#javaWebAppContext">Java Web App Context</a></span>.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="expuri"><h3>URI<span class="ls-permlink"><a href="#expuri"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies the URI for this context.</p> <h4>Syntax</h4><p>The URI can be a plain URI (starting with "/") or a Perl compatible regular expression URI (starting with "exp:"). If a plain URI ends with a "/", then this context will include all sub-URIs under this URI. If the context maps to a directory on the file system, a trailing "/" must be added.</p> <h4>See Also</h4><p class="ls-text-small"><span class="tagl"><a href="#location">Location</a></span></p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="servletEngine"><h3>Servlet Engine<span class="ls-permlink"><a href="#servletEngine"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies the name of the servlet engine that serves this web application. Servlet engines must be defined in the <span class="tagP"><a href="#ExtApp_Help">External Apps</a></span> section at the server or virtual host level.</p> <h4>Syntax</h4><p>Select from drop down list</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="extraHeaders"><h3>Header Operations<span class="ls-permlink"><a href="#extraHeaders"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies additional response/request headers to be added. Multiple header directives can be added with one directive per line. "NONE" can be used to disable parent header inheritance. If no directive is provided 'Header' is assumed.</p> <h4>Syntax</h4><p>[Header]\|RequestHeader [condition] set\|append\|merge\|add\|unset header [value] [early\|env=[!]variable]</p> <h4>Example</h4><div class="ls-example">set Cache-control no-cache<br/> append Cache-control no-store<br/> Header set My-header cust_header_val<br/> RequestHeader set My-req-header cust_req_header_val</div><h4>Tips</h4><p><span title="Information" class="ls-icon-info"></span> Syntax and usage are similar to <a href="https://httpd.apache.org/docs/2.2/mod/mod_headers.html#header" target="_blank" rel="noopener noreferrer">Apache's mod_headers directives</a> for supported operations.<br/><br/> <span title="Information" class="ls-icon-info"></span> The 'Header' directive is is optional and can be excluded or left in when copying rules from elsewhere without issue.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="allowOverride"><h3>Allow Override<span class="ls-permlink"><a href="#allowOverride"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies what directives in an access control file are allowed. An access control file can be placed in a directory to control the accessibility of files under that directory.<br/> <ul> <li>When nothing is checked, inherited default settings will be used.</li> <li>When <span class="val">None</span> is checked, access control files will be ignored.</li> <li> When <span class="val">Limit</span> is checked, directives "Allow", "Deny", and "Order" are allowed. <Limit> and <LimitExcept> directives are also allowed with limited support for GET, HEAD, and POST requests. </li> <li> When <span class="val">Auth</span> is checked, directives "AuthGroupFile", "AuthName", "AuthType", "AuthUserFile", "Require", and "Satisfy" are allowed. <Limit> and <LimitExcept> directives are also allowed with limited support for GET, HEAD, and POST requests. </li> <li> When <span class="val">FileInfo</span> is checked, directives "AddDefaultCharset", "AddType", "DefaultType", "ForceType", "Redirect", "RedirectPermanent", "RedirectTemp", "RewriteBase", "RewriteCond", "RewriteEngine", "RewriteOptions", and "RewriteRule" are allowed. </li> <li> When <span class="val">Indexes</span> is checked, directives "DirectoryIndex", "ExpiresActive", "ExpiresByType", and "ExpiresDefault" are allowed. </li> <li>When <span class="val">Options</span> is checked, directive "Options" is allowed.</li> </ul><br/> Allow Override configuration is available at the Server, Virtual Host, and Context levels. If a configuration is unchecked at the Server level, those controlled directives will be disabled for the entire server regardless of settings at lower levels. Lower levels can disable a setting that is enabled at a higher level, but cannot enable a setting that is disabled at an upper level.<br/><br/> Default values:<br/> <b>Server level:</b> "None" (ignore access control file)<br/> <b>VH level:</b> Inherit Server level setting<br/> <b>Context level</b> Inherit VH level setting</p> <h4>Syntax</h4><p>Select from checkbox</p> <h4>Tips</h4><p><span title="Performance" class="ls-icon-performance"></span> If there is no need for directory level configuration customization, check <span class="val">None</span>.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="realm"><h3>Realm<span class="ls-permlink"><a href="#realm"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies the authorization realm for this context. When specified, a valid username and password must be provided in order to access this context. <span class="tagl"><a href="VHSecurity_Help.html#realms">Authorization Realms</a></span> are set up in the <span class="tagP"><a href="#VHSecurity_Help">Virtual Host Security</a></span> section. This setting uses each realm's <span class="tagl"><a href="VHSecurity_Help.html#realmName">Realm Name</a></span>.</p> <h4>Syntax</h4><p>Select from drop down list</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="authName"><h3>Authentication Name<span class="ls-permlink"><a href="#authName"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies an alternative name for the authorization realm for the current context. If not specified, the original realm name will be used. The authentication name is displayed on the browser's login pop-up.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="required"><h3>Require (Authorized Users/Groups)<span class="ls-permlink"><a href="#required"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies which user/group can access this context. This allows you to use one user/group database (specified in <span class="tagl"><a href="#realm">Realm</a></span>) across a number of contexts, but only allow certain users/groups from that database to access this context.</p> <h4>Syntax</h4><p>Syntax is compatible with Apache's Require directive. For example: <ul> <li><span class="val">user username [username ...]</span><br/> Only listed users can access this context.</li> <li> <span class="val">group groupid [groupid ...]</span><br/> Only users belonging to the listed groups can access this context.</li> </ul> If this setting is not specified, all valid users will be allowed to access this resource.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="accessAllowed"><h3>Access Allowed<span class="ls-permlink"><a href="#accessAllowed"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies which IPs or sub-networks are allowed to access resources under this context. Together with <span class="tagl"><a href="#accessDenied">Access Denied</a></span> and server/virtual host level access control, accessibility is determined by the smallest scope that a client's IP address falls into.</p> <h4>Syntax</h4><p>Comma-delimited list of IPs/sub-networks.</p> <h4>Example</h4><div class="ls-example">Sub-networks can be written as <span class="val">192.168.1.0/255.255.255.0</span>, <span class="val">192.168.1</span>, or <span class="val">192.168.1.</span>.</div></article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="accessDenied"><h3>Access Denied<span class="ls-permlink"><a href="#accessDenied"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies which IPs or sub-networks are NOT allowed to access resources under this context. Together with <span class="tagl"><a href="#accessAllowed">Access Allowed</a></span> and server/virtual host-level access control, accessibility is determined by the smallest scope that a client's IP address falls into.</p> <h4>Syntax</h4><p>Comma-delimited list of IPs/sub-networks.</p> <h4>Example</h4><div class="ls-example">Sub-networks can be written as <span class="val">192.168.1.0/255.255.255.0</span>, <span class="val">192.168.1</span>, or <span class="val">192.168.1.</span>.</div></article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="extAuthorizer"><h3>Authorizer<span class="ls-permlink"><a href="#extAuthorizer"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies an external application that can be used to generate authorized/unauthorized decisions. Currently, only the FastCGI Authorizer is available. For more details about the FastCGI Authorizer role, please visit <a href=" https://fastcgi-archives.github.io/ " target="_blank" rel="noopener noreferrer"> https://fastcgi-archives.github.io/ </a>.</p> <h4>Syntax</h4><p>Select from drop down list</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="addDefaultCharset"><h3>Add Default Charset<span class="ls-permlink"><a href="#addDefaultCharset"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies whether to add a character set tag to the "Content-Type" response header, when content type is either "text/html" or "text/plain" without any parameters. When set to <span class="val">Off</span>, this function is disabled. When set to <span class="val">On</span>, either the character set specified by <span class="tagl"><a href="#defaultCharsetCustomized">Customized Default Charset</a></span> or the default "iso-8859-1" will be added.</p> <h4>Syntax</h4><p>Select from radio box</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="defaultCharsetCustomized"><h3>Customized Default Charset<span class="ls-permlink"><a href="#defaultCharsetCustomized"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies a character set to be used when <span class="tagl"><a href="#addDefaultCharset">Add Default Charset</a></span> is <span class="val">On</span>. This is optional. The default value is <span class="val">iso-8859-1</span>. This entry has no effect when <span class="tagl"><a href="#addDefaultCharset">Add Default Charset</a></span> is <span class="val">Off</span>.</p> <h4>Syntax</h4><p>Name of a character set.</p> <h4>Example</h4><div class="ls-example">utf-8</div></article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="cachePolicy:maxStaleAge"><h3>Cache Stale Age (seconds)<span class="ls-permlink"><a href="#cachePolicy:maxStaleAge"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies how long an object will continue to be served from cache after it has expired but before a new cached copy is available. The default is "10" seconds.</p> <h4>Syntax</h4><p>Integer number</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="cachePolicy:enableCache"><h3>Publicly Cache All<span class="ls-permlink"><a href="#cachePolicy:enableCache"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Publicly cache all URLs served under the current context (virtual host, or context level).<br/><br/> Virtual hosts configured through Apache's httpd.conf can use the "CacheEnable" and "CacheDisable" directives at the server, virtual host, context, file, and location level or in .htaccess. "CacheEnable" and "CacheDisable" directives are compatible with Apache mod_cache directives. However, when used at the context, file, or location level, or in .htaccess, "CacheEnable" and "CacheDisable" will only be applied to directories below the current level. URL parameters will be ignored.</p> <h4>Syntax</h4><p>Select from radio box</p> <h4>Tips</h4><p><span title="Information" class="ls-icon-info"></span> Disabled by default. Do not enabled this setting if you are using any LSCache plugins.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="cachePolicy:expireInSeconds"><h3>Cache Expire Time (seconds)<span class="ls-permlink"><a href="#cachePolicy:expireInSeconds"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies how long an object will be cached. The default is "86400" seconds (one day).</p> <h4>Syntax</h4><p>Integer number</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="cachePolicy:enablePrivateCache"><h3>Privately Cache All<span class="ls-permlink"><a href="#cachePolicy:enablePrivateCache"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Privately cache all URLs served under the current context (virtual host, or context level).<br/><br/> A separate cached copy will be made per user based on their IP and set cookies.<br/><br/> Virtual hosts configured through Apache's httpd.conf can use the "CacheEnable private /url" and "CacheDisable private /url" directives at server, virtual host, directory, file, and location levels or in a .htaccess file. "CacheEnable private" and "CacheDisable private" are compatible with Apache's mod_cache directives and will be applied to all directories below the current level. However, when used at the directory, file, or location level, or in a .htaccess file, "CacheEnable private" and "CacheDisable private" will only be applied to directories below the current level. URL parameters will be ignored.</p> <h4>Syntax</h4><p>Select from radio box</p> <h4>Tips</h4><p><span title="Information" class="ls-icon-info"></span> Disabled by default. Do not enabled this setting if you are using any LSCache plugins.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="cachePolicy:privateExpireInSeconds"><h3>Private Cache Expire Time (seconds)<span class="ls-permlink"><a href="#cachePolicy:privateExpireInSeconds"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies how long an object will be cached in private cache. The default is "60" seconds.</p> <h4>Syntax</h4><p>Integer number</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="cachePolicy:microCache5xx"><h3>Micro Cache 5XX Response<span class="ls-permlink"><a href="#cachePolicy:microCache5xx"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Cache pages responding with HTTP status code 5xx (500, 503, etc) for 10 seconds when the cache response header indicates that the page is cacheable.<br/><br/> Default values:<br/> <b>Server level:</b> Yes<br/> <b>VH level:</b> Inherit Server level setting<br/> <b>Context-level</b> Inherit VH level setting</p> <h4>Syntax</h4><p>Select from radio box</p> <h4>Tips</h4><p><span title="Performance" class="ls-icon-performance"></span> Enabling this setting is useful for avoiding bad requests but can also act as some added DDoS protection.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="cachePolicy:enablePostCache"><h3>Enable POST cache<span class="ls-permlink"><a href="#cachePolicy:enablePostCache"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Specifies if POST requests can be cached using the "x-litespeed-cache-control" header.<br/><br/> Default value: <span class="val">No</span></p> <h4>Syntax</h4><p>Select from radio box</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="enableIpGeo"><h3>Enable GeoLocation Lookup<span class="ls-permlink"><a href="#enableIpGeo"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p><span class="tag">Enterprise Edition Only</span> Specifies whether to enable/disable IP Geolocation lookup. Can be set at server, virtual host, or context level. IP Geolocation is disabled by default when using value "Not Set".</p> <h4>Syntax</h4><p>Select from radio box</p> <h4>See Also</h4><p class="ls-text-small"><span class="tagl"><a href="ServGeneral_Help.html#useIpInProxyHeader">Use Client IP in Header</a></span>, <span class="tagl"><a href="ServGeneral_Help.html#geoipDBFile">DB File Path</a></span>,</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="pagespeedEnabled"><h3>Enable PageSpeed Optimization<span class="ls-permlink"><a href="#pagespeedEnabled"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Choose whether or not to enable PageSpeed optimization.</p> <h4>Syntax</h4><p>Select from radio box</p> <h4>Tips</h4><p><span title="Information" class="ls-icon-info"></span> This can be set at the Server Level and overridden at the Virtual Host and Context Levels. Context Level settings will override Virtual Host Level settings.</p> </article> </div> <div class="helpitem"><article class="ls-helpitem"><div><header id="pagespeedParams"><h3>PageSpeed Settings<span class="ls-permlink"><a href="#pagespeedParams"></a></span><span class="top"><a href="#top">⇑</a></span></h3></header></div><h4>Description</h4><p>Set parameters using Google default filter sets.</p> <h4>Example</h4><div class="ls-example"><br /> pagespeed FileCachePath /tmp/lshttpd/pagespeed;<br/> pagespeed RewriteLevel CoreFilters;</div></article> </div> </section> </article><div class="ls-col-1-1"><footer class="copyright">Copyright © 2003-2020. <a href="https://www.litespeedtech.com">LiteSpeed Technologies Inc.</a> All rights reserved.</footer> </div></div> </body> </html> ��

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